手里有一个电压为9V的干电池,
手里还有2个电路板,输入电压分别为12V和4V
想用该电池给2个电路板供电,求推荐芯片
2个电路板电流都很小的,不会超过100mA
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手里有一个电压为9V的干电池,
手里还有2个电路板,输入电压分别为12V和4V
想用该电池给2个电路板供电,求推荐芯片
2个电路板电流都很小的,不会超过100mA
Hi
借助webench仿真选型,适合的芯片很多: http://www.ti.com.cn/tihome/cn/docs/homepage.tsp
进去后选择内置mos, 大部分电路都是很简单的,可以尽量选择pin脚较少的芯片。